he's been called the most powerful man in southern afghanistan. he survives several previous assassination attempts. >>> the u.s. house comes in to session in just about 45 minutes. and as ktvu's allison burns reports from our washington d.c. newsroom they're battling over lightbulbs. atson. >> reporter: that's right, pam. in the middle of this huge budget battle that has essentially brought washington to a standstill, the house is voting today on what kind of lightbulb you can use. the u.s. house republicans are trying to repeal a law that was passed a few years ago that requires more energy efficient bulbs. we covered the debate on the house floor last night as republicans tried to make the case that it is simply too expensive for americans to buy new compact fluorescent, l.e.d. or more efficient incandescent bulbs. >> go out and replace 40 lightbulbs at $6 a pop you're spending money constituency to our voters mr. speaker that's real money. >> reporter: the democrats and environmental groups say consumers save money in the long run. we also fou